static void
timer_write(void *opaque, hwaddr addr,
uint64_t val64, unsigned int size)
{
struct etrax_timer *t = opaque;
uint32_t value = val64;
switch (addr)
{
case RW_TMR0_DIV:
t->rw_tmr0_div = value;
break;
case RW_TMR0_CTRL:
D(printf ("RW_TMR0_CTRL=%x\n", value));
t->rw_tmr0_ctrl = value;
update_ctrl(t, 0);
break;
case RW_TMR1_DIV:
t->rw_tmr1_div = value;
break;
case RW_TMR1_CTRL:
D(printf ("RW_TMR1_CTRL=%x\n", value));
t->rw_tmr1_ctrl = value;
update_ctrl(t, 1);
break;
case RW_INTR_MASK:
D(printf ("RW_INTR_MASK=%x\n", value));
t->rw_intr_mask = value;
timer_update_irq(t);
break;
case RW_WD_CTRL:
timer_watchdog_update(t, value);
break;
case RW_ACK_INTR:
t->rw_ack_intr = value;
timer_update_irq(t);
t->rw_ack_intr = 0;
break;
default:
printf ("%s " TARGET_FMT_plx " %x\n",
__func__, addr, value);
break;
}
}
void
change_values (s_ctrl *ctrl, int left, int right)
{
ctrl->left_val += left;
if (ctrl->left_val < ctrl->min_value)
ctrl->left_val = ctrl->min_value;
else if (ctrl->left_val > ctrl->max_value)
ctrl->left_val = ctrl->max_value;
ctrl->right_val += right;
if (ctrl->right_val < ctrl->min_value)
ctrl->right_val = ctrl->min_value;
else if (ctrl->right_val > ctrl->max_value)
ctrl->right_val = ctrl->max_value;
update_ctrl(*ctrl);
}
